Initial revision

Initial revision

bin/btrace

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+#! /bin/sh
+
+if [ -z "$BTRACE_HOME" -o ! -d "$BTRACE_HOME" ] ; then
+  # resolve links - $0 could be a link to btrace's home
+  PRG="$0"
+  progname=`basename "$0"`
+  BTRACE_HOME=`dirname "$PRG"`/..
+  BTRACE_HOME=`cd "$BTRACE_HOME" && pwd`
+fi
+
+if [ -f "${BTRACE_HOME}/build/btrace-client.jar" ] ; then
+    if [ "${JAVA_HOME}" != "" ]; then
+       ${JAVA_HOME}/bin/java -Dcom.sun.btrace.probeDescPath=. -Dcom.sun.btrace.dumpClasses=false -Dcom.sun.btrace.debug=false -cp ${BTRACE_HOME}/build/btrace-client.jar:${BTRACE_HOME}/build/asm-3.0.jar:${JAVA_HOME}/lib/tools.jar:/usr/share/lib/java/dtrace.jar com.sun.btrace.client.Main $*
+    else
+       echo "Please set JAVA_HOME before running this script"
+    fi
+else
+    echo "Please set BTRACE_HOME before running this script"
+fi

bin/btrace.bat

@@ -0,0 +1,19 @@
+@echo off
+
+rem %~dp0 is expanded pathname of the current script under NT
+set DEFAULT_BTRACE_HOME=%~dp0..
+
+if "%BTRACE_HOME%"=="" set BTRACE_HOME=%DEFAULT_BTRACE_HOME%
+set DEFAULT_BTRACE_HOME=
+
+if not exist "%BTRACE_HOME%\build\btrace-client.jar" goto noBTraceHome
+
+if "%JAVA_HOME%" == "" goto noJavaHome
+  %JAVA_HOME%/bin/java -Dcom.sun.btrace.probeDescPath=. -Dcom.sun.btrace.dumpClasses=false -Dcom.sun.btrace.debug=false -cp %BTRACE_HOME%/build/btrace-client.jar;%BTRACE_HOME%/build/asm-3.0.jar;%JAVA_HOME%/lib/tools.jar com.sun.btrace.client.Main %*
+  goto end
+:noJavaHome
+  echo Please set JAVA_HOME before running this script
+  goto end
+:noBTraceHome
+  echo Please set BTRACE_HOME before running this script
+:end

bin/btracec

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+#! /bin/sh
+
+if [ -z "$BTRACE_HOME" -o ! -d "$BTRACE_HOME" ] ; then
+  # resolve links - $0 could be a link to btrace's home
+  PRG="$0"
+  progname=`basename "$0"`
+  BTRACE_HOME=`dirname "$PRG"`/..
+  BTRACE_HOME=`cd "$BTRACE_HOME" && pwd`
+fi
+
+if [ -f "${BTRACE_HOME}/build/btrace-client.jar" ] ; then
+    if [ "${JAVA_HOME}" != "" ]; then
+        ${JAVA_HOME}/bin/java -cp ${BTRACE_HOME}/build/btrace-client.jar:${JAVA_HOME}/lib/tools.jar com.sun.btrace.compiler.Compiler $*
+    else
+        echo "Please set JAVA_HOME before running this script"
+    fi
+else
+    echo "Please set BTRACE_HOME before running this script"
+fi

bin/btracer

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+#! /bin/sh
+
+if [ -z "$BTRACE_HOME" -o ! -d "$BTRACE_HOME" ] ; then
+  # resolve links - $0 could be a link to btrace's home
+  PRG="$0"
+  progname=`basename "$0"`
+  BTRACE_HOME=`dirname "$PRG"`/..
+  BTRACE_HOME=`cd "$BTRACE_HOME" && pwd`
+fi
+
+if [ -f "${BTRACE_HOME}/build/btrace-agent.jar" ] ; then
+    java -Xshare:off -javaagent:${BTRACE_HOME}/build/btrace-agent.jar=dumpClasses=false,debug=false,probeDescPath=.,noServer=true,script=$1 $2 $3 $4 $5 $6 $7 $8 $9
+else
+    echo "Please set BTRACE_HOME before running this script"
+fi
+

bin/btracer.bat

@@ -0,0 +1,16 @@
+@echo off
+
+rem %~dp0 is expanded pathname of the current script under NT
+set DEFAULT_BTRACE_HOME=%~dp0..
+
+if "%BTRACE_HOME%"=="" set BTRACE_HOME=%DEFAULT_BTRACE_HOME%
+set DEFAULT_BTRACE_HOME=
+
+if not exist "%BTRACE_HOME%\build\btrace-agent.jar" goto noBTraceHome
+
+java -Xshare:off -javaagent:%BTRACE_HOME%/build/btrace-agent.jar=dumpClasses=false,debug=false,probeDescPath=.,noServer=true,script=%1 %2 %3 %4 %5 %6 %7 %8 %9
+goto end
+
+:noBTraceHome
+  echo Please set BTRACE_HOME before running this script
+:end

nbproject/project.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://www.netbeans.org/ns/project/1">
+    <type>org.netbeans.modules.ant.freeform</type>
+    <configuration>
+        <general-data xmlns="http://www.netbeans.org/ns/freeform-project/1">
+            <!-- Do not use Project Properties customizer when editing this file manually. -->
+            <name>BTrace</name>
+            <properties>
+                <property name="ant.script">make/build.xml</property>
+            </properties>
+            <folders>
+                <source-folder>
+                    <label>src</label>
+                    <type>java</type>
+                    <location>src</location>
+                </source-folder>
+            </folders>
+            <ide-actions>
+                <action name="build">
+                    <script>${ant.script}</script>
+                    <target>all</target>
+                </action>
+                <action name="clean">
+                    <script>${ant.script}</script>
+                    <target>clean</target>
+                </action>
+                <action name="rebuild">
+                    <script>${ant.script}</script>
+                    <target>clean</target>
+                    <target>all</target>
+                </action>
+            </ide-actions>
+            <view>
+                <items>
+                    <source-folder style="packages">
+                        <label>src/share/classes</label>
+                        <location>src/share/classes</location>
+                    </source-folder>
+                    <source-file>
+                        <location>${ant.script}</location>
+                    </source-file>
+                </items>
+                <context-menu>
+                    <ide-action name="build"/>
+                    <ide-action name="clean"/>
+                    <ide-action name="rebuild"/>
+                </context-menu>
+            </view>
+            <subprojects/>
+        </general-data>
+        <java-data xmlns="http://www.netbeans.org/ns/freeform-project-java/1">
+            <compilation-unit>
+                <package-root>src/share/classes</package-root>
+                <classpath mode="compile">lib/asm-2.2.3.jar;../jdk1.6.0/lib/tools.jar</classpath>
+                <source-level>1.5</source-level>
+            </compilation-unit>
+        </java-data>
+    </configuration>
+</project>

samples/Test.java

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+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+import com.sun.btrace.annotations.*;
+import static com.sun.btrace.BTraceUtils.*;
+
+@DTraceRef("syscalls.d")
+@BTrace
+public class Test {
+
+}

samples/ThreadCounter.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+import com.sun.btrace.annotations.*;
+import static com.sun.btrace.BTraceUtils.*;
+import com.sun.btrace.annotations.Export;
+
+/**
+ * This sample creates a jvmstat counter and
+ * increments it everytime Thread.start() is
+ * called. This thread count may be accessed
+ * from outside the process. The @Export annotated
+ * fields are mapped to jvmstat counters. The counter
+ * name is "btrace." + <className> + "." + <fieldName>
+ */ 
+@BTrace public class ThreadCounter {
+
+    // create a jvmstat counter using @Export
+    @Export private static long count;
+
+    @OnMethod(
+        clazz="java.lang.Thread",
+        method="start"
+    ) 
+    public static void onnewThread(Thread t) {
+        // updating counter is easy. Just assign to
+        // the static field!
+        count++;
+    }
+
+    @OnTimer(2000) 
+    public static void ontimer() {
+        // we can access counter as "count" as well
+        // as from jvmstat counter directly.
+        println(count);
+        // or equivalently println(perfLong("btrace.ThreadCounter.count"));
+    }
+}

samples/ThreadStart.java

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+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+import com.sun.btrace.annotations.*;
+import static com.sun.btrace.BTraceUtils.*;
+
+/*
+ * This BTrace script inserts a probe into
+ * method entry of java.lang.Thread.start() method.
+ * At each Thread.start(), it raises a DTrace probe
+ * in addition to printing the name of the thread.
+ * A D-script like jthread.d may be used to get the
+ * associated DTrace probe events.
+ */
+@BTrace public class ThreadStart {
+    @OnMethod(
+        clazz="java.lang.Thread",
+        method="start"
+    ) 
+    public static void onnewThread(Thread t) {
+        dtraceProbe("jthreadstart", name(t));
+        println(strcat("starting ", name(t)));
+    }
+}

samples/Timers.java

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+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+import com.sun.btrace.annotations.*;
+import static com.sun.btrace.BTraceUtils.*;
+
+/**
+ * Demonstrates multiple timer probes with different
+ * periods to fire.
+ */
+@BTrace public class Timers {
+
+   // when starting print the target VM version and start time
+   static {
+       println(strcat("vm version ", vmVersion()));
+       println(strcat("vm starttime ", str(vmStartTime())));
+   }
+
+   @OnTimer(1000) 
+   public static void f() {
+     println(strcat("1000 msec: ", str(vmUptime())));
+   }
+
+   @OnTimer(3000) 
+   public static void f1() {
+     println(strcat("3000 msec: ", str(timeMillis())));
+   }
+
+}